[INFO] fetching crate soft_ratatui 0.1.2...
[INFO] checking soft_ratatui-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate soft_ratatui 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate soft_ratatui 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate soft_ratatui 0.1.2
[INFO] tweaked toml for crates.io crate soft_ratatui 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate soft_ratatui 0.1.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate soft_ratatui 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dac831c811d95de4f434094f0cd3a40faf731791c36fde1f367b39db739e49b
[INFO] running `Command { std: "docker" "start" "-a" "1dac831c811d95de4f434094f0cd3a40faf731791c36fde1f367b39db739e49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dac831c811d95de4f434094f0cd3a40faf731791c36fde1f367b39db739e49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dac831c811d95de4f434094f0cd3a40faf731791c36fde1f367b39db739e49b", kill_on_drop: false }`
[INFO] [stdout] 1dac831c811d95de4f434094f0cd3a40faf731791c36fde1f367b39db739e49b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a9eeb3f772590e6c915bccdd66fab7d61f6fdb8e0a15c182eab2436cb84518e
[INFO] running `Command { std: "docker" "start" "-a" "5a9eeb3f772590e6c915bccdd66fab7d61f6fdb8e0a15c182eab2436cb84518e", kill_on_drop: false }`
[INFO] [stderr]     Checking micromath v2.1.0
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]     Checking embedded-graphics-core v0.4.0
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking compact_str v0.8.1
[INFO] [stderr]     Checking embedded-graphics v0.8.1
[INFO] [stderr]     Checking embedded-graphics-unicodefonts v0.2.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling instability v0.3.7
[INFO] [stderr]     Checking ratatui v0.29.0
[INFO] [stderr]     Checking soft_ratatui v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `blend_rgba` is never used
[INFO] [stdout]   --> src/colors.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn blend_rgba(fg: [u8; 4], bg: [u8; 4]) -> [u8; 3] {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `blend_ignore_bg_alpha` is never used
[INFO] [stdout]   --> src/colors.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn blend_ignore_bg_alpha(fg: [u8; 4], bg: [u8; 3]) -> [u8; 3] {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `blend_gamma_corrected` is never used
[INFO] [stdout]   --> src/colors.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn blend_gamma_corrected(fg: [u8; 4], bg: [u8; 4]) -> [u8; 3] {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `blend_rgba` is never used
[INFO] [stdout]   --> src/colors.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn blend_rgba(fg: [u8; 4], bg: [u8; 4]) -> [u8; 3] {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `blend_ignore_bg_alpha` is never used
[INFO] [stdout]   --> src/colors.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn blend_ignore_bg_alpha(fg: [u8; 4], bg: [u8; 3]) -> [u8; 3] {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `blend_gamma_corrected` is never used
[INFO] [stdout]   --> src/colors.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn blend_gamma_corrected(fg: [u8; 4], bg: [u8; 4]) -> [u8; 3] {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Point, Infallible>
[INFO] [stdout]    --> src/embedded_backend.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 | /         Text::with_baseline(
[INFO] [stdout] 104 | |             rat_cell.symbol(),
[INFO] [stdout] 105 | |             Point::new(begin_x as i32, begin_y as i32),
[INFO] [stdout] 106 | |             style_builder.build(),
[INFO] [stdout] ...   |
[INFO] [stdout] 109 | |         .draw(rgb_pixmap)
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Point, Infallible>
[INFO] [stdout]    --> src/embedded_backend.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 | /         Text::with_baseline(
[INFO] [stdout] 104 | |             rat_cell.symbol(),
[INFO] [stdout] 105 | |             Point::new(begin_x as i32, begin_y as i32),
[INFO] [stdout] 106 | |             style_builder.build(),
[INFO] [stdout] ...   |
[INFO] [stdout] 109 | |         .draw(rgb_pixmap)
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `soft_ratatui` (lib) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `soft_ratatui` (lib test) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5a9eeb3f772590e6c915bccdd66fab7d61f6fdb8e0a15c182eab2436cb84518e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9eeb3f772590e6c915bccdd66fab7d61f6fdb8e0a15c182eab2436cb84518e", kill_on_drop: false }`
[INFO] [stdout] 5a9eeb3f772590e6c915bccdd66fab7d61f6fdb8e0a15c182eab2436cb84518e
